1992-2000 Mercury Mariner 105-225HP outboards Factory Service Manual, Page 151Get this manual
Quality of the image is intentionally reduced!
Specifications Fuel Pump Pressure W.O.TMaximum 10 psi (69 kPa) Normal 8-10 psi (5569 kPa) Minimum psi (21 kPa)
Special Tools
Fuel Pressure Gauge 91-16850
90-824052R3 JUNE 2002